minor #10431 adding http:// to server:run output to make it clickable (cordoval)

This PR was merged into the 2.3 branch.

Discussion
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adding http:// to server:run output to make it clickable

|Q            |A  |
|---          |---|
|Bug Fix?     |yes  |
|New Feature? |n  |
|BC Breaks?   |n  |
|Deprecations?|n  |
|Tests Pass?  |n  |
|Fixed Tickets| #10430  |
|License      |MIT|
|Doc PR       |  no |

Commits
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6498518 prefixed http:// to url output on server:run command in order to make it clickable

src/Symfony/Bundle/FrameworkBundle/Command/ServerRunCommand.php

@@ -90,7 +90,7 @@ EOF
             ->locateResource(sprintf('@FrameworkBundle/Resources/config/router_%s.php', $env))
         ;
 
-        $output->writeln(sprintf("Server running on <info>%s</info>\n", $input->getArgument('address')));
+        $output->writeln(sprintf("Server running on <info>http://%s</info>\n", $input->getArgument('address')));
 
         $builder = new ProcessBuilder(array(PHP_BINARY, '-S', $input->getArgument('address'), $router));
         $builder->setWorkingDirectory($input->getOption('docroot'));